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Long/Short Equity

Last updated 8 October 2026

Long/Short Equity is an investment strategy where you buy shares you expect to rise, called going long, and sell borrowed shares you expect to fall, called going short. This approach aims to make money whether the overall stock market goes up or down by betting on relative winners and losers.

From the Money Master HQ dictionary, founded by Shihan Sheriff (FCMA, CGMA, CPA (Australia), MBA (General), MBA (Data Science & AI), UAECA, CAAB, CAIS; VP of Finance at Nomod, CFO at Esanjo Ventures). How these definitions are written.

On this page

What it means

Traditional investing usually means buying stocks and hoping their value increases over time. Long/Short Equity adds a second dimension by letting investors profit when companies struggle.

The long side functions like a standard portfolio, generating returns if those chosen businesses perform well. The short side involves borrowing shares from a broker, selling them immediately, and hoping to buy them back later at a lower price to return to the lender.

Why does this matter for modern businesses and managers? Understanding this strategy helps you see how professional investors evaluate your company against competitors.

It highlights that market value is relative. Investors are constantly comparing your operational efficiency, profit margins, and growth rate directly against your industry peers.

In practical terms, portfolio managers use this strategy to reduce overall market risk. If the entire stock market crashes, the short positions can cushion the blow, offsetting losses from the long positions.

The ultimate goal is to generate positive returns based on stock selection rather than relying on a rising stock market. Executing this approach requires careful balancing.

Managers must constantly monitor both portfolios to ensure that winning short positions do not cancel out winning long positions inappropriately. It is a sophisticated way to manage capital, requiring deep industry knowledge to spot genuinely strong companies and fundamentally weak ones.

Imagine a horse race where you bet on the fastest horse to win, but you also bet that a slow horse will finish last. You can make money on both ends, regardless of whether the track is muddy or dry.

In practice

Real-world examples

Example 1

An investor buys shares in a growing software firm expecting a new product to succeed, while simultaneously shorting shares of a legacy rival expected to lose market share. If both companies are hit by a sector-wide sell-off, the short position cushions the loss on the long. The bet is on which firm executes better, not on the sector itself.

Example 2

A hotel-sector analyst takes a long position in a high-margin regional chain expecting expansion, while shorting a struggling competitor weighed down by heavy debt and falling bookings. The analyst has studied both balance sheets and expects the weaker firm to face a funding squeeze. The pairing isolates the difference in quality between the two businesses.

Example 3

A retail fund manager goes long on a popular discount supermarket chain gaining customers, while shorting a luxury fashion retailer experiencing declining foot traffic and high costs. The fund therefore profits if shoppers trade down. It also keeps the position sizes similar so that a general retail rally or slump affects both sides equally.

Think of it

Imagine a horse race where you bet on the fastest horse to win, but you also bet that a slow horse will finish last. You can make money on both ends, regardless of whether the track is muddy or dry.

Formula

Calculation

Net Exposure = Long Position Value - Short Position Value Gross Exposure = Long Position Value + Short Position Value Worked example: a fund with $1,000,000 of its own capital holds $1,500,000 in long positions and $500,000 in short positions. Net Exposure = $1,500,000 - $500,000 = $1,000,000, which is 100% of capital. Gross Exposure = $1,500,000 + $500,000 = $2,000,000, which is 200% of capital. Net exposure shows how much the fund moves with the market. If the whole market falls 10% and every position falls or rises in line, the longs lose 10% x $1,500,000 = $150,000 and the shorts gain 10% x $500,000 = $50,000, a net loss of $100,000. That is the same loss as a plain $1,000,000 long-only portfolio would suffer, so this fund is not market neutral. A manager who wants real protection would raise the short side until net exposure is close to zero.

Case study

Seen in the real world

This is a fictional, illustrative scenario. Consider Apex Capital, a specialist fund analysing the retail sector. The fund manager identifies Zenith Retail, a grocery chain with efficient logistics and rising sales, and decides to buy $2,000,000 of its shares as a long position. Simultaneously, the manager spots Meridian Stores, a rival burdened by outdated shops and falling sales, and initiates a short position by borrowing and selling $1,000,000 of Meridian shares.

Over the next year, consumer habits shift in favour of discount grocery shopping. Zenith Retail expands its profit margins and its share price increases by 20%, generating a $400,000 gain on the long side. Meanwhile, Meridian Stores struggles with high overhead costs and its share price drops by 15%. Apex buys back the borrowed Meridian shares at the lower price, securing a $150,000 profit on the short side.

The total gross profit is $400,000 + $150,000 = $550,000. The result was not entirely free of cost. Apex paid a borrowing fee of 2% a year on the $1,000,000 of borrowed shares, or $20,000, so the net profit was about $530,000. Had Meridian instead risen 15%, the short side would have lost $150,000, which shows why the manager sized each position carefully and set a limit on how much loss she would accept before closing it.

Watch out

Common mistakes

  • Assuming short selling has limited risk, whereas losses can theoretically be infinite if a shorted stock price skyrockets.
  • Ignoring borrowing costs and dividend payments associated with holding short positions.
  • Failing to balance the portfolio correctly, leading to unwanted exposure to overall market movements.

Questions

People also ask

What does going short actually mean?

Going short means selling a borrowed asset with the intention of buying it back later at a lower price to return to the lender.

Why would an investor use this strategy instead of just buying stocks?

It helps protect against market downturns and aims to profit from company performance rather than just general market direction.

Is Long/Short Equity suitable for retail investors?

It is generally used by professional fund managers because it involves complex borrowing, leverage, and higher risk management requirements.

Sources and further reading

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Disclaimer

The information provided in this finance dictionary is for educational and informational purposes only. It should not be construed as financial, investment, legal, or tax advice. Always consult with a qualified professional before making any financial decisions. Money Master HQ makes no representations or warranties about the accuracy, completeness, or suitability of this information. Use of this content is at your own risk.